热处理对选区激光熔化GH4169合金阻燃性能的影响

周家轩, 司宏丽, 张桂淋, 张少华, 张健, 田艳中, 庞学永

Effect of Heat Treatment on Flame Retardant Property of GH4169 Alloy Fabricated by Selective Laser Melting

ZHOU Jiaxuan, SI Hongli, ZHANG Guilin, ZHANG Shaohua, ZHANG Jian, TIAN Yanzhong, PANG Xueyong

图7 不同热处理样品在5.0 MPa氧压下燃烧后热影响区组织形貌的SEM像

Fig.7 Low (a-c) and locally high (d-f) magnified SEM images of the HAZ of samples suffering different heat treatments after combustion at an oxygen pressure of 5.0 MPa (a, d) AS (b, e) 980SDA (c, f) 1080SDA